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From 7de8c0284cd9e237eb8a1faa9b41af1d3ef32ea9 Mon Sep 17 00:00:00 2001
From: Stanislav Malyshev <stas@php.net>
Date: Mon, 27 May 2019 18:04:00 -0700
Subject: [PATCH] Fix bug #77967 - Bypassing open_basedir restrictions via file
uris
(cherry picked from commit c34895e837b50213c2bb201c612904342d2bd216)
---
NEWS | 7 +++++--
ext/sqlite3/sqlite3.c | 9 +++++++++
2 files changed, 14 insertions(+), 2 deletions(-)
diff --git a/NEWS b/NEWS
index 9345c039a2..cff9517ed5 100644
--- a/NEWS
+++ b/NEWS
@@ -15,6 +15,9 @@ Backported from 7.1.30
. Fixed bug #78069 (Out-of-bounds read in iconv.c:_php_iconv_mime_decode()
due to integer overflow). (CVE-2019-11039). (maris dot adam)
+- SQLite:
+ . Fixed bug #77967 (Bypassing open_basedir restrictions via file uris). (Stas)
+
Backported from 7.1.29
- EXIF
@@ -26,8 +29,8 @@ Backported from 7.1.28
- EXIF:
. Fixed bug #77753 (Heap-buffer-overflow in php_ifd_get32s). (CVE-2019-11034)
(Stas)
- . Fixed bug #77831 (Heap-buffer-overflow in exif_iif_add_value).
- (CVE-2019-11035) (Stas)
+ . Fixed bug #77831 (Heap-buffer-overflow in exif_iif_add_value).
+ (CVE-2019-11035) (Stas)
- SQLite3:
. Added sqlite3.defensive INI directive. (BohwaZ)
diff --git a/ext/sqlite3/sqlite3.c b/ext/sqlite3/sqlite3.c
index 761b777d06..7bf873ff69 100644
--- a/ext/sqlite3/sqlite3.c
+++ b/ext/sqlite3/sqlite3.c
@@ -2062,6 +2062,15 @@ static int php_sqlite3_authorizer(void *autharg, int access_type, const char *ar
}
#endif
+ if (strncmp(arg3, "file:", 5) == 0) {
+ /* starts with "file:" */
+ if (!arg3[5]) {
+ return SQLITE_DENY;
+ }
+ if (php_check_open_basedir(arg3 + 5 TSRMLS_CC)) {
+ return SQLITE_DENY;
+ }
+ }
if (php_check_open_basedir(arg3 TSRMLS_CC)) {
return SQLITE_DENY;
}
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